404412241524 has 12 divisors (see below), whose sum is σ = 943628563584. Its totient is φ = 134804080504.

The previous prime is 404412241483. The next prime is 404412241543. The reversal of 404412241524 is 425142214404.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×404412241524² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16850510052 + ... + 16850510075.

It is an arithmetic number, because the mean of its divisors is an integer number (78635713632).

Almost surely, 2^404412241524 is an apocalyptic number.

It is an amenable number.

404412241524 is an abundant number, since it is smaller than the sum of its proper divisors (539216322060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404412241524 is a wasteful number, since it uses less digits than its factorization.

404412241524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33701020134 (or 33701020132 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 404412241524 its reverse (425142214404), we get a palindrome (829554455928).

The spelling of 404412241524 in words is "four hundred four billion, four hundred twelve million, two hundred forty-one thousand, five hundred twenty-four".